查询词典 screw

Screw on the choice of friction loss, high efficiency, high precision, long life of the ball screw, the electrical selected stepper motor, motor and the ball screw with gear deceleration.The main to modify the lathe is to modify the portrait, horizontal enter to the system in the Whole modification process and choose the automatic knife rest and be processed the thread need by pulser. The whole control system with the CPU of JKW-15T is to control the machine for center, through a plait distance drive tool machine an equipments to carry on control to attain need of process degree.

整个改造过程主要对车床纵、横向进给系统进行改造，丝杠选用摩擦损失小，效率高，精度高，寿命长的滚珠丝杠，电机选用步进电机，电动机与滚珠丝杠用齿轮减速；刀架改造成能自动换刀的回转刀架，由脉冲发生器来加工所需要的螺纹；整个控制系统以JKW-15T型号的单片机为中心，通过编程对机床的驱动设备进行控制以达到所需要的加工程度。

Annual output of various specifications of more than 500 tons of metal wire; metal knitting net 500,000 m2, of which net square hole size 3 ~ 500 head / inch, mesh size of 8.00 ~ 0.025mm; dense network pattern specifications for 7 40 /~ 400 3200 Head / inch, mesh size of 315 ~ 3m; various filter components, filter 1.5 million, the smallest filtration precision of up to 1m; screener seized a (75mm, 200mm sieve sets of high precision electric molding and 200mm Screen test sets) is the national standard grinding found the Commission designated by a manufacturer; steel screw sets (with a high strength, corrosion resistance, impact resistance, high temperature, can be embedded in aluminum, magnesium and plastics such as low-intensity within the screw shell a new type of screw fasteners, specifications have an ordinary type, locking type and silver-plated type) and vibration screening equipment.

年产各种规格金属丝材500多吨；金属编织网50万m2，其中方孔网规格为3～500目/英寸，网孔尺寸8.00～0.025mm；密纹网规格为7×40/～400×3200目/英寸，网孔尺寸315～3μm；各种滤网组件、滤芯150万件，最小过滤精度可达1μm ；筛分检具（φ75mm、φ200mm高精度电成型套筛和Φ200mm试验套筛），是国家磨委会指定的标准检具生产厂家；钢丝螺套(具有高强度、抗腐蚀、耐冲击、耐高温，能嵌入铝、镁及塑料等低强度壳体螺孔内的新型螺纹紧固件，规格有普通型、锁紧型和镀银型)及振动筛分设备。

Our factory was established in 1998 that special at the stepper motor , linear steping motor , lead screw , screw , shaft and so on hardware produce .we ae able to supply all kinds of stepping motor and lead screw , our products have good quality and precision , have sold worldwid and have "CE""ROHS" certification .if you need that products pls do not hesitate to contact us , Your trust and satisfaction are the ultimate reward for our services and products .

本厂成立于1998年，特别在步进电机，线性步骤法电机，丝杠，螺杆，竖井等硬件产品。我们爱能够提供各种步进电机和丝杠，我们公司产品质量好，和精度，已售出worldwid和&行政长官&，&环保&认证。如果您需要的产品请不要犹豫联系我们，您的信任和满意的回报，最终我们的服务和产品。

After nail implanted and in the case of compression load, the highest effective stress occurred in the screw hole of nail (nail-screw interface) for comminuted tibial fracture. While as a complete simple fracture the highest stress presented in the outer screw-cortical bone interface.

在最大生理负载下时，一体成型的骨钉最大有效应力发生在骨折处的骨钉上，新设计的分节式骨钉则发生在骨折区域邻近处两节间的界面。

The study of screw seal with pulp was carried out in this paper and it was found that the screw parameters are different between screw seal with pulp and with oil.

摘 要：初步研究了以纸浆为密封介质的螺旋密封，结果表明，它与以油为介质的普通螺旋密封在螺旋参数选择上有所不同；其最高密封压力可达112 kPa，并且无需配置停机密封。

The company nainly produces various special-shaped screw-nuts and screw-bolt moulds,imports high-speed cold-heading dies and accepts orders for producing various non-standard moulds and screw taps,rimers,feeler gauges,M6-M16 high strength bolts and other measuring tools,as well as auto and rotorcycle parts.

主要生产各种异型螺母、螺栓模具，进口高速冷墩模具，承接定制各类非标模具及丝锥、铰刀、塞规量具M6-M16高强度螺栓以及汽车、摩托车零部件等。

For stainless steel screw, we have material in 304, 316 and 316L. We can also manufacture nut, wire threaded insert, copper screw, copper fitting, plastic screw, chemical anchor, window rivet and non-standard turning parts.

304不锈钢螺丝、316不锈钢螺丝、316L不锈钢螺丝、不锈钢美制螺丝、螺母、螺纹护套、铜螺丝、铜配件、塑料螺丝、化学锚栓、无框阳台铆钉和非标车削件等。

With the approaching of Economy-globalization Process, SCCC synchronously implements CompAir's global strategy in China market which provides products with leading compressor technology, including oil-free rotary screw air compressor, water-sealed oil-free rotary screw air compressor and SR switched reluctance variable speed screw compressor.

随着经济全球化进程的逐步推进，公司与母公司同步实施全球性产品和营销策略，向中国市场提供领导压缩机技术的最新产品，其中有无油式螺杆压缩机、喷水式无油螺杆压缩机和SR系列磁阻开关式调速螺杆压缩机等。

The three dimensional flow field in the triple-screw extruder with triangle configuration is the research objects of this task, including velocity field, pressure field and shear rate field etc., simulate the representative flow field in metering section of the triple-screw extruder, consisted of three-thread element with75mm pitch, has been simulated at the screw speed of 60, 120, 180, 240 and 300rpm and the flowing regulations in flow field and especially the role of the unique center zone affecting to the conveying and pressure generating ability have also been analyzed.

本课题以三角形排列的三螺杆挤出机三维流场为研究目标，研究内容包括速度场、压力场、剪切速率场等。模拟分析首先以螺距75mm的三头螺纹元件为代表，计算由其构成的三螺杆挤出机在60、120、180、240及300rpm转速下的流场，分析流动规律，并分析了特有的中心区在输送、建压方面的作用。

The thread form and helical angle of screw are key factors that influence the screw-in ability of a bolt and reliability of screw coupling. There exist significant correlation between them, therefore the contour of thread portion can be used to judge the acceptability of a bolt.

牙形和升角是影响紧固螺纹通过性和接触可靠性的重要因素，它们之间存在良好的相关性，通过检测紧固件螺纹部分的轮廓线的形状和位置可以判断其通过性和接触可靠性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。